FR2687729B1 - Dispositif d'autocommande de l'angle de positionnement des aubages a calage variable de turbomachines. - Google Patents

Dispositif d'autocommande de l'angle de positionnement des aubages a calage variable de turbomachines.

Info

Publication number
FR2687729B1
FR2687729B1 FR9202202A FR9202202A FR2687729B1 FR 2687729 B1 FR2687729 B1 FR 2687729B1 FR 9202202 A FR9202202 A FR 9202202A FR 9202202 A FR9202202 A FR 9202202A FR 2687729 B1 FR2687729 B1 FR 2687729B1
Authority
FR
France
Prior art keywords
turbomachines
blades
self
positioning
angle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9202202A
Other languages
English (en)
Other versions
FR2687729A1 (fr
Inventor
Lechevalier Michel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SNECMA SAS filed Critical SNECMA SAS
Priority to FR9202202A priority Critical patent/FR2687729B1/fr
Publication of FR2687729A1 publication Critical patent/FR2687729A1/fr
Application granted granted Critical
Publication of FR2687729B1 publication Critical patent/FR2687729B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
    • F02C9/16—Control of working fluid flow
    • F02C9/20—Control of working fluid flow by throttling; by adjusting vanes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0246—Surge control by varying geometry within the pumps, e.g. by adjusting vanes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Geometry (AREA)
  • Fluid Mechanics (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR9202202A 1992-02-26 1992-02-26 Dispositif d'autocommande de l'angle de positionnement des aubages a calage variable de turbomachines. Expired - Fee Related FR2687729B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9202202A FR2687729B1 (fr) 1992-02-26 1992-02-26 Dispositif d'autocommande de l'angle de positionnement des aubages a calage variable de turbomachines.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9202202A FR2687729B1 (fr) 1992-02-26 1992-02-26 Dispositif d'autocommande de l'angle de positionnement des aubages a calage variable de turbomachines.

Publications (2)

Publication Number Publication Date
FR2687729A1 FR2687729A1 (fr) 1993-08-27
FR2687729B1 true FR2687729B1 (fr) 1995-09-22

Family

ID=9427042

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9202202A Expired - Fee Related FR2687729B1 (fr) 1992-02-26 1992-02-26 Dispositif d'autocommande de l'angle de positionnement des aubages a calage variable de turbomachines.

Country Status (1)

Country Link
FR (1) FR2687729B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB842451A (en) * 1956-11-01 1960-07-27 Havilland Engine Co Ltd Control of axial flow machines
GB944868A (en) * 1960-04-04 1963-12-18 Havilland Engine Co Ltd Apparatus for adjusting control members of axial flow machines
GB1469511A (en) * 1973-07-05 1977-04-06 Lucas Industries Ltd Fluid pressure operated actuator device
JPS61205330A (ja) * 1985-03-08 1986-09-11 Kako Ogata 過給機の制御方法

Also Published As

Publication number Publication date
FR2687729A1 (fr) 1993-08-27

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Legal Events

Date Code Title Description
ST Notification of lapse